fwiw, Network Security for Dummies free right now from MakeUseOf
http://newsletter.makeuseof.com/l/AzF390FxVju17eLz17y763Ow/xhdqR115dIJzdDwVocRnXw/AHHOOBoa00oDLIQZC763763nvg
Hopefully that link will work so you can download it for free.
Get quick, easy, low-cost solutions to all your network security concerns.
CNN is reporting that a vicious new virus is wreaking havoc on the worlds computer networks. Somebodys hacked one of your favorite Web sites and stolen thousands of credit card numbers. The FBI just released a new report on computer crime thats got you shaking in your boots. The experts will tell you that keeping your network safe from the cyber-wolves howling after your assets is complicated, expensive, and best left to them. But the truth is, anybody with a working knowledge of networks and computers can do just about everything necessary to defend their network against most security threats.
Whether your network consists of one computer with a high-speed Internet connection or hundreds of workstations distributed across dozens of locations, youll find what you need to confidently:
Identify your networks security weaknesses
Install an intrusion detection system
Use simple, economical techniques to secure your data
Defend against viruses
Keep hackers at bay
Plug security holes in individual applications
Build a secure network from scratch
This is a third-party eBook. If you're downloading a cheat sheet or ebook for the first time, our distribution service, TradePub, will ask for some personal information in order to compile demographical statistics, and help us understand our audience. You will only have to do this once. For all future downloads, the system will recognise you.
Note: We promise to respect your privacy and keep all information we collect safe. We will never share or sell your information with third parties.
It seems ok for use at home, but not for a working professional.